dm cache background tracker: fix sparse warning
Fix drivers/md/dm-cache-background-tracker.c:169:16: warning: symbol 'alloc_work' was not declared. Should it be static? Signed-off-by: Mike Snitzer <snitzer@redhat.com>
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@ -166,7 +166,7 @@ static bool max_work_reached(struct background_tracker *b)
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atomic_read(&b->pending_demotes) >= b->max_work;
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}
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struct bt_work *alloc_work(struct background_tracker *b)
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static struct bt_work *alloc_work(struct background_tracker *b)
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{
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if (max_work_reached(b))
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return NULL;
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